Blue Dolphin vs Swallow Nycteoline

Stenella coeruleoalba compared with Nycteola degenerana

Taxonomic Classification

Rank	Blue Dolphin	Swallow Nycteoline
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (Butterflies & Moths)
Family	Delphinidae (Oceanic Dolphins)	Nolidae
Genus	Stenella	Nycteola
Species	Stenella coeruleoalba	Nycteola degenerana

Evolutionary Relationship

Blue Dolphin and Swallow Nycteoline share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Blue Dolphin

LC — Least Concern

Swallow Nycteoline

LC — Least Concern

Physical Characteristics

Attribute	Blue Dolphin	Swallow Nycteoline
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela).

Swallow Nycteoline

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, and Sweden.

Blue Dolphin

Blue Dolphin (Stenella coeruleoalba) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden